This weekend on the 5th episode of Kamen Rider Build, Blood Stark continues to pester Kamen Rider Build, secrets will be revealed and Sento will meet a man who knows about his past!Episode 5 "Dangerous Identity" 10/1/17

Writer: Shogo Muto

Director: Satoshi Morota

"Sento ask Souichi why and were did he get the Pandora's Box panel that is hidden in the cafe's basement wall. Souichi tells Sento a secret about the panel that will shock him.

Meanwhile, Sawa Takigawa gives Sento a very important information: she finally found someone who knows about Sento's past! And according to this man, Sento's real name is Taro Sato and that this man is a part of a band that he leads!"